non-metallic planks; non-metallic spars being struts for use in building; non-metallic flooring made from laminates, thermoplastic resins, thermosetting resins, carbon and plastics; prefabricated non-metal structures in the nature of bridges and bridge units, comprised of blocks, sheets, panels and boards; non-metallic building materials being columns, and/or structures for buildings, roofs, bridges, residential use, office buildings; fire retardant floor, wall, roof and door panels not of metal for use in construction; flame retardant non-metal building materials, namely, panels, boards, partitioning, flooring materials, fade, roof materials, supports, columns; building materials, namely, composite panels composed primarily of non-metallic materials; composite panels of non-metallic materials for use in building; non-metallic building materials, namely, coated composite core material made from balsa; surface sealing coatings and sealants sold as an integral component of composite core wood material; non-metallic transportable buildings; non-metal floating docks, decorative moulding not of metal for building construction, non-metal mooring bollards, non-metallic posts, non-metallic roofing materials; non-metallic building materials, namely, blocks, panels, boards, shells, supports for use in wind turbine blades, non-metallic reinforcements for wood building construction, namely, braces, supports, plates, rods and bars; balsa wood, semi-worked wood; boards, panels, sheets, doors, floorboards, flooring, floor coverings, wall coverings, shuttering, beams, blocks, joists, panelling, rafters, buildings, frames, shutters and building components comprised primarily of balsa wood and/or other woods; glue-laminated wood, mouldable wood, prepared wood, semi-worked wood, semi-worked wood for building, wood fibreboard, semi-worked wood for construction purposes, non-metal sandwich panels; non-metallic materials of balsa wood and/or other woods for use in the construction and/or production of wind turbine blades; balsa wood core materials for building purposes; wood moulding